Browsing by Author "Kummel, Henry B."

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    The clays and clay industry of New Jersey
    (Trenton, N.J.: MacCrellish & Quigley, State Printers, 1904) Ries, Heinrich; Kummel, Henry B.; Knapp, George N.
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    "New Jersey"
    (Newark, N.J.: New Jersey State Chamber of Commerce, Bureau of State Research, 1919-09) Gaskill, Alfred; Gillam, L. G.; Stover, Jr., Edward C.; Kummel, Henry B.; Critchlow, H. T.